#define _USE_MATH_DEFINES
#include <bits/stdc++.h>
using namespace std;
signed main() {
	ios::sync_with_stdio(false);
	cin.tie(0);
	int n;
	cin >> n;
	int res = 0;
	int m = n;
	for (int i = 0; n; i++) {
		res += pow(4, i) * (n % 10);
		n /= 10;
	}
	if (res % 15 == 0) {
		cout << "FizzBuzz" << endl;
	} else if (res % 3 == 0) {
		cout << "Fizz" << endl;
	} else if (res % 5 == 0) {
		cout << "Buzz" << endl;
	} else {
		cout << m << endl;
	}
	return 0;	
}